DE312's UNS R120s Shallow Build

de312

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Order placed w/ Top Shelf Aquatics on 6/4/26 for a 120 Shallow. Big shout out to Frank, he was a fantastic help and provided exceptional customer service.

This is my 2nd reef tank. I have been keeping freshwater tanks for a few years. I currently have an IM Nuvo 20 set up, and was looking for something bigger.


Gear List:
- UNS R120 Shallow - 47.24 x 23.62 x 15.71" - 58.26 gallons display volume​
- 2x Noopsyche K7 Pro Lights​
- Sicce SDC 6.0 Return Pump​
- 2x Nero 5 Wavemakers​
- 2x 200W BRS Titanium Heaters (Either to be controlled by a Inkbird or Apex)​
- Simplicity 120 DC Protein Skimmer​
- NeaterHeater - Dual Single Magnet Aquarium Heater Mount​
- Neptune A3 Apex​
- Neptune DOS QD (I intend to use this for auto water changes from my basement mixing station to the main floor)
- Neptune MXM Module (Didn't realize I needed this, apparently Sicce can connect directly to APEX over IOTA, but not AI Nero's? Lame)
- 60# of Marcorock​
- 60# of CaribSea Special Grade Arag-Alive Sand (unsure if this is enough)
- Toplid cover​
- Polyplab Genesis Rock - 4 Pack​
I plan to update as items come in. Until then I will work on making the hardscape.
 
Some of my tanks. At one point I was casually breeding shrimp and fish. I’ve since scaled back a little bit.

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I ran 3 RODI tubes from an upstairs closet that the tank will back up to. They go into my basement.

One is split off the RODI system. I plan to have that for auto top off for my reservoir. I will use a level sensor, the apex solenoid and a backup float valve to top off my reservoir. Tested the flow from downstairs to upstairs and it worked fine with the splitter and normal pressure. No booster needed.

Then I have a waste line that will go to a slop sink. And a saltwater supply line that I will attach to my 50 gallon saltwater mixing station. I plan to use a Neptune DOS to do auto water changes. It “should” be able to do about 10’ of lift and 30’ horizontal. We shall see!
 

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Hardscape progress.

Got an ETA tank delivery of Monday!
 

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About the final iteration. Bunch of small caves and swim through. I plan on adding some smaller islands in the front space.

I disliked I had some purple rock and some white. So I may have used a bottle of the coraline color spray to tinge everything light purple.
 

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Upgraded to a Sicce SDC 7.0. UNS refugium light installed. 2x AI Nero 5s. Temporarily put a single light up. Moved my scape in. Once I get wifes approval. I’ll be filling it up!!

The heaters should be safe in the main skimmer chamber? That water level should never go below the adjustable overflow gate I assume.

Also unsure where I should place the 2x Nero 5’s. On the sides blowing across the tank? Or on the back walls blowing forward. I plan to do mixed but mostly LPS. No SPS for now.

@Reefer_NYC
@UNS_Parker
@Sharbuckles Reef
 

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Things are happening quick here.
 

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Also unsure where I should place the 2x Nero 5’s. On the sides blowing across the tank? Or on the back walls blowing forward. I plan to do mixed but mostly LPS. No SPS for now.

with that scape i would put it on the sides blowing across
 
We have water!

I’m new to this so I’m trying to figure out how to balance the return pump speed, and gate valve. I believe I recall @UNS_Parker saying he likes to let water trickle into the emergency overflow. So I adjusted it that way.

I notice the cover for the return pump section doesn’t fit with the barb and hose in place. Kind of strange. I wonder if these were cut small?

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I had the same issue with the return pump cover and skimmer compartment covers not fitting on my R60. They sent me a sandpaper block but it didn’t really help.
 
I had the same issue with the return pump cover and skimmer compartment covers not fitting on my R60. They sent me a sandpaper block but it didn’t really help.
That’s funny. I emailed them and they said to dremel it.

Weird response for a 4000$ fish tank. You’d think they’d send a new one.
 
Coming along cycling. I added turbo start, and live rocks from my other system a few days ago.

I have a few things I’m considering buying, unsure the priority of what I should get.
-Avast Plank Auto Feeder
-Fleece Roller (Red Sea 500?)
-UV system

First bigger tank so I’m unsure what to prioritize.
 

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First corals in! And a damselfish just to “test” the waters. I had a Neptune dose setup for AWC but had an issue with a cracked housing on the pump. Waiting on repair.

I ordered a Reefmat 500 and Avast Plank. My top lid should be arriving this week. Once I get the lid I’ll add more fish.
 

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Following this thread. Can you access the left sided electrical area from the front, or can it only be accessed from the side?
 

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